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Showing posts with the label Psycopg2

Targeting Specific Values From Json Api And Inserting Into Postgresql, Using Python

Right now i am able to connect to the url api and my database. I am trying to insert data from the … Read more Targeting Specific Values From Json Api And Inserting Into Postgresql, Using Python

Postgresql: Query 10x Slower In A Different Client

Looking at the postgres server log, I see that the exact same query on the same postgres server tak… Read more Postgresql: Query 10x Slower In A Different Client

Sqlalchemy: Subquery In From Must Have An Alias

How can I structure this sqlalchemy query so that it does the right thing? I've given everythin… Read more Sqlalchemy: Subquery In From Must Have An Alias

Trying To Create A Redshift Table Using Python And Psycopg2 But The Table Does Not Get Created With No Errors Reported

My codes return no error but I don't see a table in Redshift...if I put 'if table exist'… Read more Trying To Create A Redshift Table Using Python And Psycopg2 But The Table Does Not Get Created With No Errors Reported

Postgresql & Psycopg2: Database Does Not Exist

I am trying to establish a connection to a database like this: psycopg2.connect(database='movie… Read more Postgresql & Psycopg2: Database Does Not Exist

Psycopg2: Copy Csv Data To Table With Extra Column Values

I am using the copy_expert method in psycopg2 to copy data from a CSV file to a postgresql table. I… Read more Psycopg2: Copy Csv Data To Table With Extra Column Values

Psycopg2 String Formatting With Variable Names For Type Creation

When passing in a variable type name for creation in postgres using psycopg2 using its formatting o… Read more Psycopg2 String Formatting With Variable Names For Type Creation

Psycopg2 Register_composite From Sqlalchemy

is it possible to somehow use function register_composite from psycopg2, when i am using sqlalchemy… Read more Psycopg2 Register_composite From Sqlalchemy

Create A Sqlalchemy Engine Using An Existing Psycopg2 Connection Pool

I'm adding a new ORM class using sqlalchemy's declarative mapping system. My codebase has a… Read more Create A Sqlalchemy Engine Using An Existing Psycopg2 Connection Pool

Trouble With Psycopg2 In Virtualenv Python3 For Use With Django

I have a Django project that I would like to use with a PostgreSQL database but I am having an issu… Read more Trouble With Psycopg2 In Virtualenv Python3 For Use With Django

Could Not Translate Host Name "db" To Address Using Postgres, Docker Compose And Psycopg2

In one folder I have 3 files: base.py, Dockerfile and docker-compose.yml. base.py: import psycopg2 … Read more Could Not Translate Host Name "db" To Address Using Postgres, Docker Compose And Psycopg2

Psycopg2 Executemany With Simple List?

I'm trying to use psycopg2 executemany for a simple multi-insert but I can only make it work us… Read more Psycopg2 Executemany With Simple List?

How Can I Find Null Values With Select Query In Psycopg?

I am using psycopg2 library in python and the INSERT query works good when I insert null Value with… Read more How Can I Find Null Values With Select Query In Psycopg?

How Can I Inherit From Psycopg2?

I'm trying inherit psycopg2 like this: import psycopg2 class myp(psycopg): pass ii = myp … Read more How Can I Inherit From Psycopg2?

Failing To Install Psycopg2-binary On New Docker Container

I have encountered a problem while trying to run my django project on a new Docker container. It is… Read more Failing To Install Psycopg2-binary On New Docker Container

Any Way To Make Parameterized Queries And Encapsulate It Python In Function

I want to implement a python function which is going to execute SQL query with parameters. To do so… Read more Any Way To Make Parameterized Queries And Encapsulate It Python In Function

How To Install Psycopg2 With Pg_config Error?

I've tried to install psycopg2 (PostgreSQL Database adapater) from this site, but when I try to… Read more How To Install Psycopg2 With Pg_config Error?

Python / Sqlalchemy Format Daterange Object

I am using the DateRange column type to save reservations for a booking system. My DB is PosgreSQL … Read more Python / Sqlalchemy Format Daterange Object

How To Scale Psycopg2 Insert And Select With Single Process In Python?

It takes average of about 0.300095081329 for my insert to go through to finish commit to postgres. … Read more How To Scale Psycopg2 Insert And Select With Single Process In Python?

Postgres Closes Connection During Query After A Few Hundred Seconds When Using Psycopg2

I'm running PostgreSQL 9.6 (in Docker, using the postgres:9.6.13 image) and psycopg2 2.8.2. My … Read more Postgres Closes Connection During Query After A Few Hundred Seconds When Using Psycopg2